Bottom cover for a ceiling fan



FIG. 1 is a perspective view of a bottom cover for a ceiling fan showing my new design;

FIG. 2 is an additional perspective view of a bottom cover for a ceiling fan shown in FIG. 1 with the environmental structure removed therefrom;

FIG. 3 is a front view thereof, the rear view being a mirror image thereof;

FIG. 4 is a right-side view thereof, the left side being a mirror image thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken-line showing of environmental structure in FIG. 1 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a bottom cover for a ceiling fan, as shown and described. 